abc says the audience was booing the judge's scores for jennifer gray's dance routine. if you go on twitter or the blogs, some people fight that. i don't know. those are the things we thought you should know. >>> in today's crossing the line. when you ask someone if they want their child to be a boy or girl? they usually say i want my child to be healthy. today more people are choosing the sex of their child. one texas doctor says 20% of in vitro fertilization opt to choose the gender of the new baby. here's what he has to say to people who disagree with the practice. >> number one, i don't make the babies. the miracle of life is the same. they are boys or girls on their own. the only thing we are doing is freezing the boys and transferring the girls or vice versa. >> he says he does not allow people to choose their child's sex for culture reason. if you have at least one child at home, he'll let you select the opposite sex. what about the ethical questions being raised here? >> i think the consensus is it's potentially problematic, that it does raise serious ethical is